/* ZIDU v4 — Dynamic Product Customizer */
.zidu-v4-product{display:grid;grid-template-columns:minmax(320px,0.9fr) minmax(420px,1.1fr);gap:54px;align-items:start;margin-top:18px}
.zidu-v4-gallery{position:sticky;top:24px}
.zidu-v4-main-image{border:1px solid #e6e9ee;border-radius:22px;background:#f7f8fa;overflow:hidden;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center}
.zidu-v4-main-image img{width:100%;height:100%;object-fit:contain;display:block}
.zidu-v4-badge{position:absolute;margin:16px;background:#fff;border:1px solid #e5e7eb;border-radius:999px;padding:8px 12px;font-size:12px;font-weight:700;color:#0a2e1d;box-shadow:0 6px 20px rgba(0,0,0,.06)}
.zidu-v4-info h1{font-size:clamp(32px,4vw,54px);line-height:1.02;letter-spacing:-.04em;margin:8px 0 12px}
.zidu-v4-category{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#d85b1b}
.zidu-v4-desc{font-size:16px;line-height:1.7;color:#657084;margin:0 0 18px}
.zidu-v4-pricebox{background:#f6f7f8;border:1px solid #e5e8ec;border-radius:16px;padding:16px 18px;margin:18px 0 24px}
.zidu-v4-pricebox small{display:block;color:#697386;font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:5px}
.zidu-v4-pricebox strong{font-size:29px;letter-spacing:-.03em}
.zidu-v4-pricebox p{margin:5px 0 0;color:#697386;font-size:12px}
.zidu-v4-group{margin:0 0 22px}
.zidu-v4-group>label{display:block;font-size:13px;font-weight:800;margin-bottom:9px}
.zidu-v4-options{display:flex;flex-wrap:wrap;gap:8px}
.zidu-v4-option{appearance:none;border:1px solid #dfe4ea;background:#fff;border-radius:10px;padding:11px 13px;cursor:pointer;color:#202938;font:inherit;font-size:13px;transition:.18s}
.zidu-v4-option:hover{border-color:#0a2e1d}
.zidu-v4-option.is-active{border-color:#0a2e1d;background:#eef5f1;box-shadow:inset 0 0 0 1px #0a2e1d}
.zidu-v4-select{width:100%;border:1px solid #dfe4ea;border-radius:10px;background:#fff;padding:12px 13px;font:inherit;color:#202938}
.zidu-v4-file{border:1px dashed #cbd3dc;border-radius:12px;padding:13px;background:#fafbfc;width:100%;font-size:13px}
.zidu-v4-file-note{font-size:11px;color:#7b8494;margin-top:6px}
.zidu-v4-summary{border:1px solid #e2e6eb;border-radius:16px;padding:16px 18px;margin:24px 0 12px;background:#fff}
.zidu-v4-summary-row{display:flex;justify-content:space-between;gap:15px;color:#697386;font-size:13px;margin:4px 0}
.zidu-v4-summary-total{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-top:12px;padding-top:12px;border-top:1px solid #edf0f3}
.zidu-v4-summary-total span{font-size:12px;color:#697386;text-transform:uppercase;letter-spacing:.08em}
.zidu-v4-summary-total strong{font-size:25px}
.zidu-v4-actions{display:grid;grid-template-columns:1fr;gap:10px}
.zidu-v4-btn{display:flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:12px;padding:14px 16px;font:inherit;font-weight:800;text-decoration:none;cursor:pointer}
.zidu-v4-btn-primary{background:#0a2e1d;color:#fff}
.zidu-v4-btn-wa{background:#fff;color:#11834b;border:1px solid #a9e4c4}
.zidu-v4-note{font-size:11px;color:#778091;line-height:1.6;margin-top:10px}
.zidu-v4-specs{margin-top:28px;border-top:1px solid #e9edf1;padding-top:22px}
.zidu-v4-cart-count{display:inline-flex;min-width:20px;height:20px;border-radius:99px;align-items:center;justify-content:center;background:#d85b1b;color:#fff;font-size:10px;margin-left:4px}
@media(max-width:900px){.zidu-v4-product{grid-template-columns:1fr;gap:28px}.zidu-v4-gallery{position:static}.zidu-v4-info h1{font-size:38px}}
@media(max-width:600px){.zidu-v4-product{margin-top:8px}.zidu-v4-main-image{border-radius:16px}.zidu-v4-option{padding:10px 11px}.zidu-v4-actions{position:sticky;bottom:72px;background:rgba(255,255,255,.96);padding:10px;margin:0 -8px;z-index:20}}